Danby, Vermont has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35 °F (low) to 56.7 °F (high). Annual precipitation averages 45.5 Inches. Danby is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 11.0 °F | 30.0 °F | 2.69 in. |
| February | 11.9 °F | 33.1 °F | 2.71 in. |
| March | 21.1 °F | 41.6 °F | 3.56 in. |
| April | 32.8 °F | 56.0 °F | 3.8 in. |
| May | 43.8 °F | 68.4 °F | 4.22 in. |
| June | 53.1 °F | 76.6 °F | 4.17 in. |
| July | 57.6 °F | 81.2 °F | 4.66 in. |
| August | 55.8 °F | 79.7 °F | 3.61 in. |
| September | 48.1 °F | 72.6 °F | 3.87 in. |
| October | 37.3 °F | 59.4 °F | 4.65 in. |
| November | 28.3 °F | 46.6 °F | 3.48 in. |
| December | 19.0 °F | 35.5 °F | 4.09 in. |
| Annual | 35 °F | 56.7 °F | 45.51 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |